Protect RV drain lines from freezing with this 18-inch adhesive-backed heater sized for 1.5-inch diameter pipes. Mount it parallel to your drain run or wrap it around the line—installation is straightforward with the peel-and-stick backing. The thermostat automatically activates at 44°F and shuts off at 64°F, drawing 6.6 amps at 13.5 volts.

• Heated element: 18 inches long
• Pipe diameter: 1.5 inches
• Control: Thermostatically regulated
• Power: 89.1 watts, 13.5 volts, 6.6 amps
• Mounting: Adhesive backing